870719091504 has 40 divisors (see below), whose sum is σ = 2271628533552. Its totient is φ = 287366035200.

The previous prime is 870719091481. The next prime is 870719091523. The reversal of 870719091504 is 405190917078.

It is a happy number.

It is a super-2 number, since 2×870719091504² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89797039 + ... + 89806734.

Almost surely, 2^870719091504 is an apocalyptic number.

It is an amenable number.

870719091504 is an abundant number, since it is smaller than the sum of its proper divisors (1400909442048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

870719091504 is a wasteful number, since it uses less digits than its factorization.

870719091504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179603885 (or 179603879 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 51.

The spelling of 870719091504 in words is "eight hundred seventy billion, seven hundred nineteen million, ninety-one thousand, five hundred four".